--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6162913615 dns-udp-queries-received-ipv6: 1882537016 dns-tcp-queries-received-ipv4: 330340344 dns-tcp-queries-received-ipv6: 68911059 dns-udp-responses-sent-ipv4: 5950300882 dns-udp-responses-sent-ipv6: 1869411164 dns-tcp-responses-sent-ipv4: 295871675 dns-tcp-responses-sent-ipv6: 65315783